• Thumbnail for Omega Orionis
    Omega Orionis (ω Ori) is a single star in the constellation Orion. Its apparent magnitude is 4.57 and is located approximately 1,400 light-years from...
    9 KB (624 words) - 00:23, 4 August 2024
  • Thumbnail for Asterism (astronomy)
    Belt and Sword of Orion. The end of the handle is at ι Orionis, with the far rim at η Orionis.[citation needed] The four central stars in Hercules, Epsilon...
    29 KB (3,204 words) - 04:10, 12 July 2024
  • Thumbnail for B-type main-sequence star
    Keenan (1973) listed "dagger standards" of Paikauhale (B0 V), Omega Scorpii (B1 V), 42 Orionis (B1 V), 22 Scorpii (B3 V), Rho Aurigae (B5 V), and 18 Tauri...
    12 KB (1,369 words) - 11:26, 21 July 2024
  • Scorpii Star 3.33 Omega Carinae Star 3.34 Gamma Arae Star 3.34 Nu Ophiuchi Star 3.35 3.17 V337 Carinae Star 3.35 3.31 Eta Orionis Quadruple star system...
    37 KB (1,546 words) - 21:08, 17 March 2024
  • Thumbnail for Almagest
    of the zodiac, and 15 to the south. For instance, the stars nu Orionis and 62 Orionis which are now around ecliptic longitude 91° are attributed longitudes...
    43 KB (4,828 words) - 00:25, 11 September 2024
  • stars, such as Omega Aurigae, HR 8799, 26 Geminorum and AS Columbae. It also contains several other variable stars, such as V1358 Orionis, RT Pictoris,...
    5 KB (510 words) - 20:20, 28 August 2024
  • Named after Joseph Algernon Pearce. Persson's Star is V733 Cephei, an FU Orionis type object. Named after R. Persson. Piazzi's Flying Star, see Bessel's...
    40 KB (4,711 words) - 03:47, 11 September 2024
  • Astronomico del Colegio Cristo Rey I32 Beta Orionis Observatory (Observatorio Beta Orionis) S Observatorio Beta Orionis, Rosario I33 Southern Astrophysical Research...
    427 KB (109 words) - 22:05, 14 August 2024
  • Thumbnail for Pole star
    will pass close to the stars Gamma Chamaeleontis (4200 AD), I Carinae, Omega Carinae (5800 AD), Upsilon Carinae, Iota Carinae (Aspidiske, 8100 AD) and...
    26 KB (2,545 words) - 01:30, 21 August 2024
  • Thumbnail for Canis Major
    a mere 300,000 years old composed of two pre-main-sequence stars—a FU Orionis star and a Herbig Ae/Be star, which has brightened episodically by two...
    60 KB (6,873 words) - 13:41, 2 September 2024
  • Thumbnail for Orders of magnitude (length)
    to start observations sometime in the 2030s. 7.9 Gm – Diameter of Gamma Orionis, a blue dwarf or blue giant 9.0 Gm – Estimated diameter of the event horizon...
    181 KB (17,318 words) - 15:08, 12 September 2024
  • Thumbnail for Serpens
    297, been found to have a dusty disk surrounding it, and is also a UX Orionis star, meaning that it shows irregular variations in its brightness. The...
    119 KB (11,801 words) - 22:08, 17 August 2024
  • Thumbnail for Pictor
    study of mass loss from the mid-ultraviolet spectrum of α Cygni (A2 Ia), β Orionis (B8 Ia), and η Leonis (A0 Ib)". The Astrophysical Journal. 223: 207. Bibcode:1978ApJ...
    39 KB (3,844 words) - 15:00, 17 August 2024
  • Thumbnail for Extraterrestrial sky
    Ophiuchi), a magnitude 2.4 star. Uranus also has a southern polar star, 15 Orionis, a magnitude 4.8 star. Both are fainter than Earth's Polaris (α Ursae Minoris)...
    52 KB (6,264 words) - 03:55, 23 August 2024